CVE-2004-0686

Buffer overflow in Samba 2.2.x to 2.2.9, and 3.0.0 to 3.0.4, when the "mangling method = hash"...

5.0 MediumFix available

Buffer overflow in Samba 2.2.x to 2.2.9, and 3.0.0 to 3.0.4, when the "mangling method = hash" option is enabled in smb.conf, has unknown impact and attack vectors.

Exploit likelihood

3.67%Up 1.0 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

Buffer overflow in Samba 2.2.x to 2.2.9, and 3.0.0 to 3.0.4, when the "mangling method = hash" option is enabled in smb.conf, has unknown impact and attack vectors.

Record: CVE-2004-0686
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Updated: 2026-11-02

CVE List No score

Buffer overflow in Samba 2.2.x to 2.2.9, and 3.0.0 to 3.0.4, when the "mangling method = hash" option is enabled in smb.conf, has unknown impact and attack vectors.

Record: CVE-2004-0686
Updated: 2026-11-02

EUVDEUVD-2004-0685 No score

Buffer overflow in Samba 2.2.x to 2.2.9, and 3.0.0 to 3.0.4, when the "mangling method = hash" option is enabled in smb.conf, has unknown impact and attack vectors.

Record: EUVD-2004-0685
Updated: 2026-11-03

GitHub AdvisoriesGHSA-7c6c-h82r-p2cf No score

Buffer overflow in Samba 2.2.x to 2.2.9, and 3.0.0 to 3.0.4, when the "mangling method = hash"...

Buffer overflow in Samba 2.2.x to 2.2.9, and 3.0.0 to 3.0.4, when the "mangling method = hash" option is enabled in smb.conf, has unknown impact and attack vectors.

Record: GHSA-7c6c-h82r-p2cf
Updated: 2026-11-02

OSV No score

Buffer overflow in Samba 2.2.x to 2.2.9, and 3.0.0 to 3.0.4, when the "mangling method = hash" option is enabled in smb.conf, has unknown impact and attack vectors.

Record: CVE-2004-0686
Updated: 2026-11-02

OSVDEBIAN-CVE-2004-0686 No score

Buffer overflow in Samba 2.2.x to 2.2.9, and 3.0.0 to 3.0.4, when the "mangling method = hash" option is enabled in smb.conf, has unknown impact and attack vectors.

Record: DEBIAN-CVE-2004-0686
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`samba` Debian:12	before 3.0.5	3.0.5
`samba` Debian:13	before 3.0.5	3.0.5
`samba` Debian:14	before 3.0.5	3.0.5
`samba` Red Hat:enterprise_linux:3::as	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba-client` Red Hat:enterprise_linux:3::as	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba-common` Red Hat:enterprise_linux:3::as	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba-swat` Red Hat:enterprise_linux:3::as	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba` Red Hat:enterprise_linux:3::desktop	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba-client` Red Hat:enterprise_linux:3::desktop	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba-common` Red Hat:enterprise_linux:3::desktop	before 0:3.0.4-6.3E	0:3.0.4-6.3E

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Affected packages
Package	Affected	Fixed
`samba-swat` Red Hat:enterprise_linux:3::desktop	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba` Red Hat:enterprise_linux:3::es	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba-client` Red Hat:enterprise_linux:3::es	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba-common` Red Hat:enterprise_linux:3::es	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba-swat` Red Hat:enterprise_linux:3::es	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba` Red Hat:enterprise_linux:3::ws	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba-client` Red Hat:enterprise_linux:3::ws	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba-common` Red Hat:enterprise_linux:3::ws	before 0:3.0.4-6.3E	0:3.0.4-6.3E
`samba-swat` Red Hat:enterprise_linux:3::ws	before 0:3.0.4-6.3E	0:3.0.4-6.3E

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2004-0686 is a medium vulnerability (CVSS 5.0) in Samba, published July 23, 2004. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.67%, the 89th percentile. Fixed in samba 3.0.5.

References

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